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Compact Laser Displacement Sensor HL-G1

Sensing characteristics

Cautions For Use

Never use this product as a sensing device for personnel protection.
In case of using sensing devices for personnel protection, use products which meet laws and standards, such as OSHA, ANSI or IEC etc., for personnel protection applicable in each region or country.

Do not operate products using methods other than the ones described in the instruction manual included with each product.
Control or adjustment through procedures other than the ones specified may cause hazardous laser radiation exposure.

The following labels are attached to the product. Handle the product according to the instruction given on the warning label.
(The Japanese, English, Chinese, Korean warning labels are included in the package of the diffuse reflection type(HL-G1□-S-J / HL-G1□-A-C5).)

Cautions for laser beams

HL-G1□-S-J / HL-G1□-A-C5
This product is a class 2 laser product according to IEC/EN/JIS/GB/KS standards and FDA regulations.
Avoid observing beams continuously, particularly in a dark surrounding environment.
Do not look at beams using an optical device such as an optical telephoto system.
Never attempt to disassemble, repair, or modify this product.
A warning label according to IEC (EN) standards is affixed to this product, and warning labels according to JIS, GB, and KS standards are included with it. Remove the IEC (EN) warning label, and then affix an appropriate label to the product as needed.
When exporting this product to the United States of America attach the FDA certificate / identification label to the cable close to the sensing device.

HL-G1□A-RS-J / HL-G1□A-RA-C5
This product is a class 1 laser product according to IEC/EN/JIS/GB/KS standards and FDA regulations^*.
Avoid observing beams in a dark surrounding environment.
Do not look at beams using an optical device such as an optical telephoto system.
Never attempt to disassemble, repair, or modify this product.
The following label is affixed to this product. Handle the product according to the instruction given on the label.

^*This product complies with the FDA regulations (FDA 21 CFR 1040.10 and 1040.11) in accordance with FDA Laser Notice No. 56, except for complying with IEC 60825-1 Ed. 3.

Safety standards for laser beam products

For the purpose of preventing any injury which may occur to the user by the use of the laser product in advance, the following standards have been established by the IEC Standards, EN Standards, JIS Standards, GB Standards, KS Standards and FDA Regulations.

	IEC	: IEC 60825-1:2014
	EN	: EN 60825-1:2014/A11:2021
	JIS	: JIS C 6802:2014
	GB	: GB 7247.1-2012
	KS	: KS C IEC 60825-1:2014
	FDA	: PART 1040.10, 1040.11(Laser Notice No.56 applied)

Based on the above standards, the HL-G1 series are classified as Class 1/2 laser products.

Classification according to IEC 60825-1:2014(JIS C 6802:2014)

Class	Model	Description of hazardous evaluation
Class 1	HL-G1□A-RA-C5 HL-G1□A-RS-J	Safe under reasonably foreseeable conditions.
Class 2	HL-G1□-A-C5 HL-G1□-S-J	Visible beam, low power. Blink response of eye affords protection.

Note: When an unexpected failure occurs, dangerous radiation may be generated. Therefore, pay special attention to safety.

Safe use of laser products

For the purpose of preventing users from suffering injuries by laser products, each standard stipulates (Safety of laser products). Kindly check the standards before use.

Beam diameter
(Unit: mm in)

Model No.	Beam diameter
Model No.	a	b	c	d	e	f
HL-G103-S-J HL-G103-A-C5	0.15 0.006	0.15 0.006	0.1 0.004	0.1 0.004	0.15 0.006	0.15 0.006
HL-G105-S-J HL-G105-A-C5	1.2 0.047	0.6 0.024	1.0 0.039	0.5 0.020	0.9 0.035	0.4 0.016
HL-G108-S-J HL-G108-A-C5	1.5 0.059	0.9 0.030	1.25 0.049	0.75 0.030	1.0 0.039	0.6 0.024
HL-G112-S-J HL-G112-A-C5	1.8 0.071	1.2 0.047	1.5 0.059	1.0 0.039	0.8 0.031	0.5 0.020
HL-G125-S-J HL-G125-A-C5	2.5 0.098	1.5 0.059	3.5 0.138	1.75 0.069	4.5 0.177	2.0 0.079
HL-G103-S-J HL-G103-A-C5	0.15 0.006	0.15 0.006	0.1 0.004	0.1 0.004	0.15 0.006	0.15 0.006
HL-G105-S-J HL-G105-A-C5	1.2 0.047	0.6 0.024	1.0 0.039	0.5 0.020	0.9 0.035	0.4 0.016
HL-G108-S-J HL-G108-A-C5	1.5 0.059	0.9 0.030	1.25 0.049	0.75 0.030	1.0 0.039	0.6 0.024
HL-G112-S-J HL-G112-A-C5	1.8 0.071	1.2 0.047	1.5 0.059	1.0 0.039	0.8 0.031	0.5 0.020
HL-G125-S-J HL-G125-A-C5	2.5 0.098	1.5 0.059	3.5 0.138	1.75 0.069	4.5 0.177	2.0 0.079

Sensor head mounting direction

To obtain the greatest precision, the sensor head should be oriented facing the direction of movement of the object's surface, as shown in the figure below.

Object with variations in material or color